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TreeCanvas.java

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/*
 *  Main authors:
 *     Mikael Lagerkvist <lagerkvist@gecode.org> 
 *     Guido Tack <tack@gecode.org>
 *
 *  Copyright:
 *     Mikael Lagerkvist, 2006
 *     Guido Tack, 2006
 *
 *  Last modified:
 *     $Date: 2006-10-05 09:50:19 +0200 (Thu, 05 Oct 2006) $ by $Author: zayenz $
 *     $Revision: 3721 $
 *
 *  This file is part of Gecode, the generic constraint
 *  development environment:
 *     http://www.gecode.org
 *
 *  See the file "LICENSE" for information on usage and
 *  redistribution of this file, and for a
 *     DISCLAIMER OF ALL WARRANTIES.
 *
 */

package org.gecode.explorer.swing;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

import javax.swing.event.*;
import javax.swing.border.*;

import org.gecode.explorer.BoundingBox;
import org.gecode.explorer.*;

public class TreeCanvas
  extends JPanel
  implements MouseListener, ChangeListener, Scrollable {

  boolean firstTime = true;

  UINode root;
  UINode current;

  double scale = 0.3;
  double xtrans;
  double ytrans = 30.0;
  int width, depth;
    
  ExplorerController _ctrl;

  // GUI references
  JFrame frame;
  JScrollPane scrollPane;
  JPopupMenu pop;
  JSlider scaleSlider;
  MenuBar menuBar;
  JLabel jl_status, jl_statistics;
  JPanel jp_status;
  StatusPanel sp_statistics;
    
  public TreeCanvas(ExplorerController ctrl){
    setPreferredSize(new Dimension(600,400));
    _ctrl = ctrl;
    setBackground(Color.white);
    setForeground(Color.black);

    addMouseListener(this);                

    String space_name = ctrl.getCurrentNode().getSpace().getName();
    frame = new JFrame("Gecode/J Explorer" + 
                              (space_name==""?"" : ": " + space_name));
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setIconImage(new ImageIcon(gecodeLogo).getImage());

    frame.getContentPane().setLayout(new BorderLayout());

    scrollPane = new JScrollPane( this );
    scrollPane.setVerticalScrollBarPolicy
      (JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
    scrollPane.setHorizontalScrollBarPolicy
      (JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);

    scrollPane.getHorizontalScrollBar().setUnitIncrement(10);
    scrollPane.getHorizontalScrollBar().setBlockIncrement(100);
    scrollPane.getVerticalScrollBar().setUnitIncrement(10);
    scrollPane.getVerticalScrollBar().setBlockIncrement(100);

    menuBar = new MenuBar(frame, ctrl);
    frame.setJMenuBar(menuBar);
    pop = menuBar.getPopupMenu();

    frame.getContentPane().add(scrollPane);

    scaleSlider = new JSlider(JSlider.VERTICAL, 2, 300, 100);
    scaleSlider.addChangeListener(this);
    scaleSlider.setPaintTicks(false);
    scaleSlider.setPaintLabels(false);

    frame.getContentPane().add("East", scaleSlider);

    jp_status = new JPanel();
    jp_status.setLayout(new BorderLayout());

    // On Mac OS, add leading space to the label
    if (System.getProperty("mrj.version") == null)
      jl_status = new JLabel("ready.");
    else
      jl_status = new JLabel(" ready.");

    jp_status.add(jl_status, BorderLayout.WEST);
    jl_statistics = new JLabel("");
    sp_statistics = new StatusPanel();
    jp_status.add(sp_statistics, BorderLayout.EAST);
    jp_status.setBorder(new BevelBorder(BevelBorder.LOWERED));
    frame.getContentPane().add("South", jp_status);

    //Display the window.
    frame.pack();
    frame.setSize(new Dimension(600,400));
    frame.setVisible(true);

  }

  JFrame getFrame() {
      return frame;
  }

  public void updateTree(UINode rootNode, UINode currentNode) {
    root = rootNode;
    if (current != null)
      current.hasShadow = false;
    current = currentNode;
    current.hasShadow = true;
    BoundingBox b = root.getBoundingBox();

    if (b != null) {
      xtrans = -b.left + 50;
            
      width = b.right - b.left + 100;
      depth = b.depth * 200 + 100;
    }
    Dimension d = scrollPane.getViewport().getExtentSize();
    setPreferredSize(new Dimension(Math.max((int)(width*scale), d.width),
                                   Math.max((int)(depth*scale), d.height)));

    setStatistics();
    revalidate();
    repaint();
  }

  public void scaleToFit() {
    if (root != null) {
      BoundingBox b = root.getBoundingBox();
      Dimension d = scrollPane.getViewport().getExtentSize();
            
      float newYScale = ((float)d.height / (b.depth*200 + 100))*300;
      float newXScale = ((float)d.width / (b.right-b.left + 100))*300;
      int newScale = Math.min(Math.round(newYScale),
                              Math.round(newXScale));
            
      scaleSlider.setValue(newScale);
    }
  }

  public void centerCursor() {
      if (current != null) {
          JViewport p = scrollPane.getViewport();
          Coordinate c = current.coordinates();
          //      System.err.println("coords: "+c+" "+xtrans);
          Dimension extent = p.getExtentSize();
          int yCenterOffset = extent.height / 2;
          int xCenterOffset = extent.width / 2;


          int newy = (int)(scale*(double)c.y());
          int newx = (int)((c.x()+(int)xtrans)*scale);
          
          if (!p.getViewRect().contains(newx,newy)) {
              newy = Math.max(newy-yCenterOffset, 0);
              newx = Math.max(newx-xCenterOffset, 0);
              p.setViewPosition(new Point(newx, newy));
              revalidate();
              repaint();
          }
      }
  }

  public void paintComponent(Graphics g){
    super.paintComponent(g);
    update(g);
  }

  final static BasicStroke stroke = new BasicStroke(2.0f);
  public void update(Graphics g){
    Graphics2D g2 = (Graphics2D)g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
                        RenderingHints.VALUE_ANTIALIAS_ON);

    g2.translate(xtrans*scale, ytrans);
    g2.scale(scale, scale);

    Rectangle clip = g2.getClipBounds();

    if (clip != null) {
      g2.setPaint(Color.white);
      g2.fillRect(clip.x, clip.x, clip.width, clip.height);
      g2.setPaint(Color.black);
    }

    if (root != null)
      root.draw(g2, new Rect(clip.x, clip.y, clip.width, clip.height));

  }

  public void setCurrentNode(UINode newNode) {
    current.hasShadow = false;
    newNode.hasShadow = true;
    current = newNode;
    centerCursor();
    repaint();
  }

  private void setStatistics() {
    int[] stat = _ctrl.getStatistics();

//     String text = "";
//     if (stat[0] != 0) text += "   Success nodes: " + stat[0];
//     if (stat[1] != 0) text += "   Failed nodes: "  + stat[1];
//     if (stat[2] != 0) text += "   Choice nodes: "  + stat[2];
//     if (stat[3] != 0) text += "   White nodes: "   + stat[3];
//     if (stat[4] != 0) text += "   Tree depth: "    + stat[4];

//     jl_statistics.setText(text);
    sp_statistics.setSuccess(stat[0]);
    sp_statistics.setFailure(stat[1]);
    sp_statistics.setChoice(stat[2]);
    sp_statistics.setUnknown(stat[3]);
    sp_statistics.setDepth(stat[4]);
  }
    
  public void mousePressed(MouseEvent e) {}
  public void mouseDragged(MouseEvent e) {}
  public void mouseReleased(MouseEvent e){}
  public void mouseMoved(MouseEvent e){}
  public void mouseClicked(MouseEvent e) {
    int x = (int) (((double) e.getX()) / scale - xtrans);
    int y = (int) (((double) e.getY()) / scale - ytrans/scale);
    UINode foundNode = (UINode) root.findNodeForPoint(x, y);
    if (foundNode != null) {
      _ctrl.setCurrentNode(foundNode);
      if (e.getClickCount() == 2 &&
          e.getButton() == MouseEvent.BUTTON1) {
        _ctrl.inspect();
      }
      // Does not seem to work...
      //if (e.isPopupTrigger()) {
      if (e.getClickCount() == 1 &&
          e.getButton() == MouseEvent.BUTTON3) {
        pop.show(this, e.getX(), e.getY());
      }
    }
  }
  public void mouseExited(MouseEvent e){}
  public void mouseEntered(MouseEvent e){}

  // ChangeListener Interface
  public void stateChanged(ChangeEvent e) {
    JSlider source = (JSlider)e.getSource();
    //         if (!source.getValueIsAdjusting()) {
    scale = ((int)source.getValue()) / 300.0;
    double newWidth = width * scale;
    double newHeight = depth * scale;
    Dimension d = scrollPane.getViewport().getExtentSize();
    setPreferredSize(new Dimension(Math.max((int)newWidth, d.width),
                                   Math.max((int)newHeight, d.height)));        
    revalidate();
    repaint();
    //         }
  }

  public Dimension getPreferredSize() {
    Dimension d = scrollPane.getViewport().getExtentSize();
    setPreferredSize(new Dimension(Math.max((int)(width*scale), d.width),
                                   Math.max((int)(depth*scale), d.height)));    
    return super.getPreferredSize();
  }

  // Scrollable Interface
  public Dimension getPreferredScrollableViewportSize() {
    return getPreferredSize();
  }
  public int getScrollableUnitIncrement(Rectangle r, int i, int j) {
    return 1;
  }
  public int getScrollableBlockIncrement(Rectangle r, int i, int j) {
    return 1;
  }
  public boolean getScrollableTracksViewportWidth() {
    return false;
  }
  public boolean getScrollableTracksViewportHeight() {
    return false;
  }


  // Status panel
  class StatusPanel extends JPanel {
    JLabel ns, nf, nc, nu, d;

    public StatusPanel() {
      Icon si = new SuccessNode().getIcon();
      Icon fi = new FailureNode().getIcon();
      Icon ci = new ChoiceNode().getIcon();
      Icon ui = new UnknownNode().getIcon();
      
      ns = new JLabel(new SuccessNode().getIcon());
      setSuccess(0);
      nf = new JLabel(new FailureNode().getIcon());
      setFailure(0);
      nc = new JLabel(new ChoiceNode().getIcon());
      setChoice(0);
      nu = new JLabel(new UnknownNode().getIcon());
      setUnknown(0);
      d = new JLabel();
      setDepth(0);
      add(ns);
      add(nf);
      add(nc);
      add(nu);
      add(d);
    }

    public void setSuccess(int n) {
      ns.setText("" + n);
      ns.setVisible(n != 0);
    }
    public void setFailure(int n) {
      nf.setText("" + n);
      nf.setVisible(n != 0);
    }
    public void setChoice(int n) {
      nc.setText("" + n);
      nc.setVisible(n != 0);
    }
    public void setUnknown(int n) {
      nu.setText("" + n);
      nu.setVisible(n != 0);
    }
    public void setDepth(int n) {
      // On Mac OS, add trailing spaces to the label
      if (System.getProperty("mrj.version") == null)
        d.setText("Depth: " + n);
      else
        d.setText("Depth: " + n + "    ");

      d.setVisible(n != 0);
    }
  }

    // This array contains the bytes of the small single-quadrant gecode logo.
    static byte[] gecodeLogo = {
        (byte)0x89, (byte)0x50, (byte)0x4e, (byte)0x47, (byte)0x0d, (byte)0x0a, 
        (byte)0x1a, (byte)0x0a, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x0d, 
        (byte)0x49, (byte)0x48, (byte)0x44, (byte)0x52, (byte)0x00, (byte)0x00, 
        (byte)0x00, (byte)0x10, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x10, 
        (byte)0x08, (byte)0x06, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x1f, 
        (byte)0xf3, (byte)0xff, (byte)0x61, (byte)0x00, (byte)0x00, (byte)0x00, 
        (byte)0x06, (byte)0x62, (byte)0x4b, (byte)0x47, (byte)0x44, (byte)0x00, 
        (byte)0xff, (byte)0x00, (byte)0xff, (byte)0x00, (byte)0xff, (byte)0xa0, 
        (byte)0xbd, (byte)0xa7, (byte)0x93, (byte)0x00, (byte)0x00, (byte)0x00, 
        (byte)0x09, (byte)0x70, (byte)0x48, (byte)0x59, (byte)0x73, (byte)0x00, 
        (byte)0x00, (byte)0x00, (byte)0x48, (byte)0x00, (byte)0x00, (byte)0x00, 
        (byte)0x48, (byte)0x00, (byte)0x46, (byte)0xc9, (byte)0x6b, (byte)0x3e, 
        (byte)0x00, (byte)0x00, (byte)0x02, (byte)0x3a, (byte)0x49, (byte)0x44, 
        (byte)0x41, (byte)0x54, (byte)0x38, (byte)0xcb, (byte)0x95, (byte)0x92, 
        (byte)0xcf, (byte)0x4b, (byte)0xd3, (byte)0x71, (byte)0x1c, (byte)0xc6, 
        (byte)0x5f, (byte)0x9f, (byte)0xef, (byte)0x36, (byte)0x9b, (byte)0x4a, 
        (byte)0x4e, (byte)0x25, (byte)0x99, (byte)0x9a, (byte)0x88, (byte)0x1d, 
        (byte)0xbc, (byte)0xe4, (byte)0x21, (byte)0x04, (byte)0x37, (byte)0x1d, 
        (byte)0x0a, (byte)0x7a, (byte)0x51, (byte)0x90, (byte)0x1d, (byte)0xa2, 
        (byte)0x0e, (byte)0x0d, (byte)0x54, (byte)0x50, (byte)0xd1, (byte)0x8b, 
        (byte)0x58, (byte)0x17, (byte)0x41, (byte)0x2f, (byte)0xfe, (byte)0x01, 
        (byte)0xd3, (byte)0xab, (byte)0x83, (byte)0xbc, (byte)0x85, (byte)0x6b, 
        (byte)0x28, (byte)0xa2, (byte)0x82, (byte)0x20, (byte)0xfe, (byte)0xd8, 
        (byte)0x84, (byte)0x8a, (byte)0x4e, (byte)0xe1, (byte)0x49, (byte)0x44, 
        (byte)0x6b, (byte)0x81, (byte)0xc8, (byte)0x4e, (byte)0xb6, (byte)0x28, 
        (byte)0x75, (byte)0x8a, (byte)0xd1, (byte)0x46, (byte)0xdf, (byte)0xcf, 
        (byte)0xf6, (byte)0xee, (byte)0x10, (byte)0x4d, (byte)0x87, (byte)0x13, 
        (byte)0xea, (byte)0x39, (byte)0xbe, (byte)0xf9, (byte)0x3c, (byte)0xcf, 
        (byte)0xfb, (byte)0xf3, (byte)0xbc, (byte)0x9f, (byte)0x07, (byte)0x6e, 
        (byte)0x81, (byte)0xce, (byte)0x68, (byte)0x19, (byte)0xdd, (byte)0x1e, 
        (byte)0x15, (byte)0xef, (byte)0x92, (byte)0x57, (byte)0x2e, (byte)0x52, 
        (byte)0x17, (byte)0xc2, (byte)0xff, (byte)0x40, (byte)0x67, (byte)0xb4, 
        (byte)0x0c, (byte)0xac, (byte)0x0f, (byte)0x08, (byte)0x7e, (byte)0x04, 
        (byte)0x3f, (byte)0xe2, (byte)0x79, (byte)0xed, (byte)0x91, (byte)0xf3, 
        (byte)0xd4, (byte)0x79, (byte)0x5e, (byte)0x11, (byte)0x95, (byte)0x8f, 
        (byte)0x3c, (byte)0xb4, (byte)0x39, (byte)0x44, (byte)0x70, (byte)0x3f, 
        (byte)0x98, (byte)0x33, (byte)0x6f, (byte)0xa9, (byte)0x6e, (byte)0x21, 
        (byte)0xec, (byte)0x0b, (byte)0x53, (byte)0x6a, (byte)0x2f, (byte)0xcd, 
        (byte)0xe1, (byte)0x58, (byte)0x73, (byte)0xc8, (byte)0x69, (byte)0x2d, 
        (byte)0x83, (byte)0x1b, (byte)0x83, (byte)0x84, (byte)0x0e, (byte)0x42, 
        (byte)0xd4, (byte)0x96, (byte)0xd4, (byte)0xd2, (byte)0xf5, (byte)0xa0, 
        (byte)0x8b, (byte)0x9a, (byte)0xbb, (byte)0x35, (byte)0x24, (byte)0x75, 
        (byte)0x92, (byte)0x83, (byte)0xef, (byte)0x07, (byte)0x74, (byte)0x2f, 
        (byte)0x75, (byte)0x93, (byte)0x48, (byte)0x25, (byte)0xa4, (byte)0xcc, 
        (byte)0x5e, (byte)0x76, (byte)0x63, (byte)0x31, (byte)0x3a, (byte)0xad, 
        (byte)0xa5, (byte)0x6f, (byte)0xad, (byte)0x4f, (byte)0x8c, (byte)0x29, 
        (byte)0x43, (byte)0xa6, (byte)0x3f, (byte)0x4c, (byte)0x8b, (byte)0x99, 
        (byte)0x36, (byte)0xe5, (byte)0x3a, (byte)0xe2, (byte)0x3f, (byte)0xe2, 
        (byte)0x62, (byte)0x4c, (byte)0x19, (byte)0xe2, (byte)0x0e, (byte)0xba, 
        (byte)0x25, (byte)0x91, (byte)0x4c, (byte)0xe4, (byte)0xda, (byte)0x31, 
        (byte)0xd3, (byte)0xa6, (byte)0xf4, (byte)0xae, (byte)0xf5, (byte)0x0a, 
        (byte)0x7e, (byte)0x64, (byte)0xfc, (byte)0xed, (byte)0xb8, (byte)0x88, 
        (byte)0x88, (byte)0x1c, (byte)0x9e, (byte)0x1d, (byte)0x8a, (byte)0x77, 
        (byte)0xd9, (byte)0x2b, (byte)0xce, (byte)0x19, (byte)0xa7, (byte)0xd4, 
        (byte)0xbd, (byte)0xac, (byte)0x93, (byte)0xb6, (byte)0x50, (byte)0x5b, 
        (byte)0xf6, (byte)0x26, (byte)0xae, (byte)0x39, (byte)0x97, (byte)0x9c, 
        (byte)0x25, (byte)0xcf, (byte)0x04, (byte)0x40, (byte)0x99, (byte)0x69, 
        (byte)0x53, (byte)0xfa, (byte)0xd7, (byte)0xfb, (byte)0x59, (byte)0xf8, 
        (byte)0xb4, (byte)0x80, (byte)0xa1, (byte)0x0c, (byte)0x8e, (byte)0x9f, 
        (byte)0x1f, (byte)0xe3, (byte)0x2c, (byte)0x76, (byte)0xd2, (byte)0xf8, 
        (byte)0xaa, (byte)0x91, (byte)0xbd, (byte)0x6f, (byte)0x7b, (byte)0xb7, 
        (byte)0x1e, (byte)0xba, (byte)0xa9, (byte)0xaa, (byte)0x89, (byte)0x6d, 
        (byte)0xdf, (byte)0x36, (byte)0x6a, (byte)0x24, (byte)0x3c, (byte)0x22, 
        (byte)0xb3, (byte)0xbb, (byte)0xb3, (byte)0x00, (byte)0x54, (byte)0x16, 
        (byte)0x57, (byte)0x12, (byte)0x7f, (byte)0x11, (byte)0xe7, (byte)0xe4, 
        (byte)0xe7, (byte)0x09, (byte)0x15, (byte)0x33, (byte)0x15, (byte)0x00, 
        (byte)0xac, (byte)0x3e, (byte)0x5d, (byte)0xa5, (byte)0xbe, (byte)0xbc, 
        (byte)0x1e, (byte)0x80, (byte)0x89, (byte)0x77, (byte)0x13, (byte)0x6c, 
        (byte)0x1e, (byte)0x6d, (byte)0x66, (byte)0x45, (byte)0xdc, (byte)0xd5, 
        (byte)0x6e, (byte)0x0c, (byte)0xe1, (byte)0xca, (byte)0x8e, (byte)0xce, 
        (byte)0x68, (byte)0x00, (byte)0x0a, (byte)0x6d, (byte)0x85, (byte)0x14, 
        (byte)0x58, (byte)0x0a, (byte)0x00, (byte)0x88, (byte)0x5d, (byte)0xc4, 
        (byte)0xb0, (byte)0x28, (byte)0x0b, (byte)0x0d, (byte)0xf7, (byte)0x1a, 
        (byte)0x70, (byte)0xdc, (byte)0x71, (byte)0xe4, (byte)0x7e, (byte)0x43, 
        (byte)0xc0, (byte)0x08, (byte)0x74, (byte)0x06, (byte)0xe8, (byte)0x79, 
        (byte)0xd8, (byte)0x03, (byte)0xc0, (byte)0x69, (byte)0xf2, (byte)0x94, 
        (byte)0xe8, (byte)0x69, (byte)0x94, (byte)0x62, (byte)0x5b, (byte)0x31, 
        (byte)0xc3, (byte)0x8f, (byte)0x86, (byte)0x01, (byte)0x18, (byte)0x7b, 
        (byte)0x33, (byte)0xc6, (byte)0xf2, (byte)0xe7, (byte)0xe5, (byte)0xbc, 
        (byte)0x16, (byte)0xc2, (byte)0xbe, (byte)0x30, (byte)0x56, (byte)0x9b, 
        (byte)0xc5, (byte)0xa6, (byte)0xcc, (byte)0xb4, (byte)0x29, (byte)0x4a, 
        (byte)0x29, (byte)0xe6, (byte)0x3f, (byte)0xce, (byte)0x33, (byte)0xf9, 
        (byte)0x7e, (byte)0x92, (byte)0x95, (byte)0x27, (byte)0x2b, (byte)0x04, 
        (byte)0x3a, (byte)0x03, (byte)0xb4, (byte)0xd7, (byte)0xb6, (byte)0xb3, 
        (byte)0xfb, (byte)0x75, (byte)0x97, (byte)0x8e, (byte)0xda, (byte)0x8e, 
        (byte)0x1c, (byte)0xb2, (byte)0xab, (byte)0xca, (byte)0x45, (byte)0xc4, 
        (byte)0x17, (byte)0xa1, (byte)0xbc, (byte)0xb0, (byte)0xfc, (byte)0x2a, 
        (byte)0xce, (byte)0xbf, (byte)0x31, (byte)0xe2, (byte)0x47, (byte)0xbc, 
        (byte)0x4b, (byte)0x5e, (byte)0xd9, (byte)0xf9, (byte)0xb2, (byte)0x93, 
        (byte)0x8d, (byte)0xd2, (byte)0x4c, (byte)0x9b, (byte)0x12, (byte)0x3d, 
        (byte)0x89, (byte)0x4a, (byte)0x6b, (byte)0xa8, (byte)0xf5, (byte)0x46, 
        (byte)0x8c, (byte)0xd9, (byte)0x22, (byte)0x59, (byte)0x2d, (byte)0x56, 
        (byte)0xa5, (byte)0xd3, (byte)0x5a, (byte)0x94, (byte)0x52, (byte)0x84, 
        (byte)0x0e, (byte)0x42, (byte)0x6c, (byte)0x1c, (byte)0x6d, (byte)0x60, 
        (byte)0xb7, (byte)0xda, (byte)0x29, (byte)0x29, (byte)0x28, (byte)0xe1, 
        (byte)0xf2, (byte)0xd7, (byte)0x25, (byte)0x49, (byte)0x9d, (byte)0xa4, 
        (byte)0xb9, (byte)0xba, (byte)0x99, (byte)0x88, (byte)0x2f, (byte)0xc2, 
        (byte)0xf5, (byte)0x22, (byte)0xe5, (byte)0x34, (byte)0xd1, (byte)0x6a, 
        (byte)0xb1, (byte)0x2a, (byte)0x9d, (byte)0xd1, (byte)0x62, (byte)0x28, 
        (byte)0x83, (byte)0xe0, (byte)0x7e, (byte)0x90, (byte)0x94, (byte)0x4e, 
        (byte)0x91, (byte)0xd2, (byte)0xa9, (byte)0x7f, (byte)0xaf, (byte)0x32, 
        (byte)0x80, (byte)0xd5, (byte)0xf8, (byte)0x23, (byte)0xa2, (byte)0x50, 
        (byte)0xcc, (byte)0xed, (byte)0xcf, (byte)0x01, (byte)0xe0, (byte)0xb9, 
        (byte)0xef, (byte)0x61, (byte)0xeb, (byte)0xd9, (byte)0xd6, (byte)0x0d, 
        (byte)0x72, (byte)0x5e, (byte)0x81, (byte)0xeb, (byte)0x22, (byte)0x45, 
        (byte)0xb6, (byte)0x22, (byte)0x62, (byte)0xe7, (byte)0x31, (byte)0x16, 
        (byte)0x1f, (byte)0x2f, (byte)0xe2, (byte)0xb0, (byte)0x3b, (byte)0x54, 
        (byte)0xbe, (byte)0xb7, (byte)0xbf, (byte)0x01, (byte)0x57, (byte)0x10, 
        (byte)0x22, (byte)0x23, (byte)0x3f, (byte)0xf9, (byte)0x4d, (byte)0x33, 
        (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x49, (byte)0x45, 
        (byte)0x4e, (byte)0x44, (byte)0xae, (byte)0x42, (byte)0x60, (byte)0x82  
    };
}